To be sure some of these currencies will survive, the vast majority will not. They are all to some extent ponzi schemes having zero intrinsic value. Of course, one can argue that all fiat currencies have no intrinsic value - also true - however, they are legal tender, meaning they have monopoly control over the local currency market(s) and are not proliferating like rabbits. There are more crypto-currencies globally than there are fiat currencies. All of the major cryptos have peaked. Most, a long time ago. The best performing crypto this year, Ethereum, peaked in August.
Bitcoin has carved out a head and shoulders top indicating that the third wave down is imminent:
Here is where it gets interesting. Cryptos are linked to stocks via the mining process which is semiconductor intensive. As the number of cryptos proliferated, the demand for semis soared. As this process unwinds, semiconductors - the last sub-sector holding up the Nasdaq, will collapse.